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Unilock Construction in San Juan Bautista, CA | Timberline Contractors
Unilock paver and wall work in San Juan Bautista runs $3,500 to $18,000 for most driveways, patios, and retaining walls, and the job usually takes three to seven days depending on base prep and historic-review timing. We’re Timberline Contractors, and we install and repair Unilock systems across San Juan Bautista as an independent contractor, which means we spec pavers and walls for your soil, drainage, and historic-district constraints rather than whatever a distributor happens to have on the shelf. Call (866) 253-5808 for a free estimate on Unilock work anywhere in the 95045 ZIP.

Why San Juan Bautista Residents Choose Us for Unilock Service
Most hardscape crews in this part of San Benito County pick one paver line and push it everywhere. We don’t. Nelson Fung, our owner and general contractor, learned materials the hard way: years of remodels and builds across California taught him that a paver that lasts in Gilroy’s heat can fail a mile away in San Juan Bautista’s transitional fog belt. We work with the full Unilock catalog, from Unilock sales & service across the region to the specific series that hold up here. That matters when you’re laying a Brussels Block walk beside a 19th-century adobe or building an Estate Wall into clay that swells every winter. We’re an independent Unilock contractor, which means no manufacturer quota and no reason to sell you a full replacement when lifting and re-laying existing pavers on a better base will do.
Styles & brands we work with







Common Unilock Construction Problems We Solve in San Juan Bautista
- Polymeric joint sand washing out after wet winters. San Juan Bautista’s winter rains sit on paver surfaces for days, especially where fog rolls in and doesn’t burn off. When the original base is too thin or poorly graded, water undermines the joints and you’re left with rocking units and weeds in the gaps. We re-excavate, re-grade, and re-set with a polymeric sand that handles saturated soil.
- Efflorescence blooming on Brussels Block and Beacon Hill pavers. That white haze isn’t a paver defect. It happens when water sits under the slab and wicks through, carrying salts to the surface. Around the mission district, we see this where drainage slopes toward foundations instead of away from them.
- Edge restraint failure and creeping spread on driveways. The adobe-heavy clay near the San Andreas Fault expands and contracts more than most people expect. Without solid edge restraint, driveway pavers drift outward over a few seasons. We re-set with proper concrete edge restraint and base compaction.
- Retaining wall settlement and leaning on Estate Wall and Pisa2 courses. Walls built on fill rather than native soil lean or settle within a few wet winters. We dig to native ground, re-compact, and rebuild the course with proper drainage behind the wall.
- Heaving and water-trapping walks on historic properties. Old San Juan Bautista lots often have adobe clay beneath shallow bases. Pavers lift, shift, and hold water against foundations. We re-grade for slope away from the structure and re-set the same pavers where they’re still sound.
Unilock Service in San Juan Bautista: What Local Conditions Mean for Your Equipment
San Juan Bautista sits in a transitional climate zone between coastal fog and inland heat, wet through winter and bone-dry through summer. That’s the detail that changes how Unilock work should be spec’d here, and it’s almost never discussed on generic paver pages. A base that drains fine in Hollister’s drier pattern may not in San Juan Bautista, where the ground can stay saturated for weeks and then shrink hard through the dry months. We spec base aggregate and joint sand for both saturated and desiccated soil conditions. The housing stock amplifies the issue: 19th-century adobes and Victorian wood-frame buildings near the plaza sit on ground that was never engineered for modern hardscape loads. If your lot is within sight of the mission, exterior work can also require design review by the San Juan Bautista Historic Resources Board. We’ve worked through that process on projects with our San Juan Bautista General Contractor team off the streets near the plaza. One recent example: a Victorian-era wood-frame property with a Brussels Block walk heaving and holding water against the old foundation. We pulled the pavers, found the original base laid over adobe clay with no drainage, re-excavated with proper slope away from the structure, and re-set the same Brussels Block with fresh edge restraint and polymeric sand. The owners kept the historic look. The water now runs off instead of into the foundation.
Unilock Models & Products We Service in San Juan Bautista
We install and repair the Unilock lines that actually perform in San Juan Bautista conditions: Brussels Block and Beacon Hill Flagstone for driveways and walking surfaces, Cambridge Cobble for patios and courtyards, and the Estate Wall and Pisa2 retaining wall systems where grade changes demand a structural solution. We use genuine Unilock pavers, edge restraints, and wall components for anything visible or structural. Where Unilock doesn’t manufacture a given item, like base aggregate or polymeric joint sand, we use quality third-party products selected for San Juan Bautista’s wet-dry cycle. If a section fails because of base prep rather than material, we lift, re-grade, and re-lay the existing pavers rather than selling a full replacement. Call (866) 253-5808 if you’re unsure which series fits your lot.
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AfterUnilock Service Pricing in San Juan Bautista
Most Las Lomas Unilock service projects in San Juan Bautista fall into three ranges, and the biggest driver is base prep, not the paver itself. Lots near the mission with adobe clay or fill often need more excavation and compaction than newer lots on the outskirts. Here’s where costs typically land:
| Service | Typical Range in San Juan Bautista |
|---|---|
| Paver Driveway Installation | $7,000 – $18,000 |
| Paver Patio Installation | $3,500 – $11,000 |
| Driveway Replacement | $5,000 – $14,000 |
A free estimate from us includes the base assessment, drainage slope check, and a written line-item quote so you know what the excavation will cost before we start. We don’t do change orders on our own scope. Call (866) 253-5808 to schedule yours.
Serving San Juan Bautista, CA — Our Local Coverage Area
We’re based in the San Juan Bautista area and know this community well, with Unilock service in Gilroy also available nearby. Use the map below to see our service coverage — if you’re nearby, we can almost certainly help.
FAQs – Unilock Construction in San Juan Bautista
Exterior work within the San Juan Bautista historic district, particularly anything visible from or near the mission plaza and original adobe or board-and-batten structures, may require design review by the San Juan Bautista Historic Resources Board. If your lot is in that zone, we can walk you through the process and handle the submittal as part of the project. Call (866) 253-5808 and we’ll help you figure out what your property triggers.
The fault runs through the area, and the adobe-heavy clay ground near it expands when wet and shrinks when dry, which puts serious stress on pavers and retaining walls. We account for that with deeper base compaction, proper edge restraints, and drainage behind retaining walls, so the system moves less and lasts longer. Call (866) 253-5808 for a site-specific assessment.
Wet winters saturate the ground, and if the base wasn’t graded to drain, water pools underneath, washes out the polymeric sand, and the pavers lose their joint lock. It’s the most common Unilock failure we see here. We fix it by re-excavating, correcting the slope, and re-setting with a joint sand that handles San Juan Bautista’s wet-dry cycle. Call (866) 253-5808 for a repair estimate.
Yes. Brussels Block and Beacon Hill are both kept in production, and we can source matching pavers for repairs or additions. We also match the set pattern, edge restraint type, and joint sand so the repair doesn’t look like a patch. Call (866) 253-5808 with your existing paver and we’ll confirm availability.
We do, and we’ve worked on several properties near the mission plaza where the original adobe or wood-frame structures set the context for everything we do. That often means matching the historic character, dealing with older foundations and drainage patterns, and working through the review process when required. Estimates on historic-district lots are free. Call (866) 253-5808.
Service Areas Near San Juan Bautista
In addition to San Juan Bautista, we serve communities across southern Santa Clara County and the nearby San Benito corridor. We also do Unilock service in Prunedale and Unilock service in Silver Lakes, and our broader coverage spans the San Juan Bautista service area including Hollister and Gilroy. If you’re just over the county line, we likely cover your street.
Book Your Unilock Service in San Juan Bautista Today
If your Unilock driveway, patio, or retaining wall needs work, or you’re planning a new installation, call (866) 253-5808 for a free estimate. We’ll walk the site, check the base and drainage, and give you a written line-item quote. Do it right the first time or explain yourself twice.
Written by Nelson Fung, Owner at Timberline Contractors, serving San Juan Bautista and the surrounding San Benito County area, including Unilock in Aromas.